From faf85ffd46efd4e8381156a7da8eff5fd3c46e7f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nicol=C3=B2=20Ribaudo?= <nicolo.ribaudo@gmail.com>
Date: Fri, 12 Feb 2021 00:31:36 +0100
Subject: [PATCH] Remove from standalone

---
 .../babel-standalone/examples/example.htm     |  2 +-
 .../babel-standalone/src/preset-stage-0.ts    | 30 +++++++++++++------
 .../babel-standalone/src/preset-stage-1.ts    | 10 +++++--
 .../babel-standalone/src/preset-stage-2.ts    | 16 +++++-----
 4 files changed, 39 insertions(+), 19 deletions(-)

diff --git a/packages/babel-standalone/examples/example.htm b/packages/babel-standalone/examples/example.htm
index cdbda4cde166..6116a5805198 100644
--- a/packages/babel-standalone/examples/example.htm
+++ b/packages/babel-standalone/examples/example.htm
@@ -31,7 +31,7 @@
               [
                 "stage-0",
                 {
-                  decoratorsBeforeExport: false,
+                  pipelineProposal: "fsharp",
                 },
               ],
             ],
diff --git a/packages/babel-standalone/src/preset-stage-0.ts b/packages/babel-standalone/src/preset-stage-0.ts
index 452991bcca4d..6a1e83f1bb59 100644
--- a/packages/babel-standalone/src/preset-stage-0.ts
+++ b/packages/babel-standalone/src/preset-stage-0.ts
@@ -6,23 +6,35 @@ export default (_: any, opts: any = {}) => {
     loose = false,
     useBuiltIns = false,
     decoratorsLegacy = false,
-    decoratorsBeforeExport,
     pipelineProposal = "minimal",
     importAssertionsVersion = "september-2020",
   } = opts;
 
+  if (!process.env.BABEL_8_BREAKING) {
+    // eslint-disable-next-line no-var
+    var { decoratorsBeforeExport } = opts;
+  }
+
   return {
     presets: [
       [
         presetStage1,
-        {
-          loose,
-          useBuiltIns,
-          decoratorsLegacy,
-          decoratorsBeforeExport,
-          pipelineProposal,
-          importAssertionsVersion,
-        },
+        process.env.BABEL_8_BREAKING
+          ? {
+              loose,
+              useBuiltIns,
+              decoratorsLegacy,
+              pipelineProposal,
+              importAssertionsVersion,
+            }
+          : {
+              loose,
+              useBuiltIns,
+              decoratorsLegacy,
+              decoratorsBeforeExport,
+              pipelineProposal,
+              importAssertionsVersion,
+            },
       ],
     ],
     plugins: [proposalFunctionBind],
diff --git a/packages/babel-standalone/src/preset-stage-1.ts b/packages/babel-standalone/src/preset-stage-1.ts
index 5448a3189c86..a1076c09d8cb 100644
--- a/packages/babel-standalone/src/preset-stage-1.ts
+++ b/packages/babel-standalone/src/preset-stage-1.ts
@@ -6,16 +6,22 @@ export default (_: any, opts: any = {}) => {
     loose = false,
     useBuiltIns = false,
     decoratorsLegacy = false,
-    decoratorsBeforeExport,
     pipelineProposal = "minimal",
     recordAndTupleSyntax: recordAndTupleSyntax = "hash",
   } = opts;
 
+  if (!process.env.BABEL_8_BREAKING) {
+    // eslint-disable-next-line no-var
+    var { decoratorsBeforeExport } = opts;
+  }
+
   return {
     presets: [
       [
         presetStage2,
-        { loose, useBuiltIns, decoratorsLegacy, decoratorsBeforeExport },
+        process.env.BABEL_8_BREAKING
+          ? { loose, useBuiltIns, decoratorsLegacy }
+          : { loose, useBuiltIns, decoratorsLegacy, decoratorsBeforeExport },
       ],
     ],
     plugins: [
diff --git a/packages/babel-standalone/src/preset-stage-2.ts b/packages/babel-standalone/src/preset-stage-2.ts
index 2c4610116e72..31f238b19375 100644
--- a/packages/babel-standalone/src/preset-stage-2.ts
+++ b/packages/babel-standalone/src/preset-stage-2.ts
@@ -2,12 +2,12 @@ import presetStage3 from "./preset-stage-3";
 import * as babelPlugins from "./generated/plugins";
 
 export default (_: any, opts: any = {}) => {
-  const {
-    loose = false,
-    useBuiltIns = false,
-    decoratorsLegacy = false,
-    decoratorsBeforeExport,
-  } = opts;
+  const { loose = false, useBuiltIns = false, decoratorsLegacy = false } = opts;
+
+  if (!process.env.BABEL_8_BREAKING) {
+    // eslint-disable-next-line no-var
+    var { decoratorsBeforeExport } = opts;
+  }
 
   return {
     presets: [[presetStage3, { loose, useBuiltIns }]],
@@ -15,7 +15,9 @@ export default (_: any, opts: any = {}) => {
       babelPlugins.proposalClassStaticBlock,
       [
         babelPlugins.proposalDecorators,
-        { legacy: decoratorsLegacy, decoratorsBeforeExport },
+        process.env.BABEL_8_BREAKING
+          ? { legacy: decoratorsLegacy }
+          : { legacy: decoratorsLegacy, decoratorsBeforeExport },
       ],
       babelPlugins.proposalFunctionSent,
       babelPlugins.proposalPrivatePropertyInObject,